- 问题详情:Maybeeveryonelikesdogs,andalmosteveryonelikestoreadstoriesaboutdogs.Ihaveafriend.HehasalargepolicedognamedJack.Policedogsareveryclever.EverySundayafternoonmyfriendtakesJackforalongwalkinthepark.Jacklikestheselongwalksverymuch.OneSundayafterno...
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